Yangzi River is the first _______ river in China. A. bigger B. big C. biggest
―Hurry up, we must be the first to interview the pop star.―Sure. ________.
―Don’t forget to take your bag when you _______ the bus.―OK, I won’t.
Nancy _________ eat a lot of snacks between meals, but now she _______ green food.
―________ will you take the entrance examination?― In twelve days.
―I’m sorry I’m late.―_________. Come earlier next time.